*{
    margin: 0 auto;
    padding: 0px;
}
.header{
    background-image: url("../image/headerbackground.jpg");
    padding: 20px 0px;
    border-bottom: 1px solid #999999;
}
.nav{
    background: url("../image/loge.jpg") no-repeat 0px 0px;
}
.nav>p{
    text-align: right;
    margin-right: 20px;
}
.nav>p:nth-of-type(2){
    text-align: left;
    margin-left: 200px;
    font-size: 25px;
    font-family: 华文行楷;
}
.main{
    width: 1200px;
    display: flex;
}
.main .leftnav{
    margin-top: 20px;
    flex: 40px;
    background-color: rgb(251,250,248);
}
.leftnav li{
    font-size: 12px;
}
.leftnav li a{
   color: lightslategrey;
}
.leftnav h4{
    color: brown;
    padding-left: 20px;
}
.main .leftnav li{
    padding-left: 30px;
    list-style: none;
    line-height: 20px;
}
.message{
    margin-left:60px;
    flex: 800px;
}
.message .usermessage{
    background-color: rgb(251,250,248);
    margin-bottom: 80px;
}
.usermessage h3{
    line-height: 80px;
    color: brown;
    padding-left: 50px;
}
.usermessage h3 span{
    color: lightslategrey;
}
.usermessage table td{
    width: 400px;
    color:black;
}
.usermessage table td span{
    color: lightslategrey;
}
.usermessage p{
    padding-left: 30px;
    line-height: 30px;
    border-top: 1px dashed gainsboro;
}
.useraccount{
    background-color:  rgb(251,250,248);
    margin-left: 20px;
}
.useraccount p,.userremind p{
    font-size: 12px;
    padding-left: 30px;
    color: lightslategrey;
}
.userremind{
    margin-left: 120px;
    background-color:  rgb(251,250,248);
}
.useraccount h4,.userremind h4{
    color: brown;
    padding-left: 20px;
}
.addressUpMsg{
    margin-top: 50px;
    height: 200px;
    display: none;
}
.addressAddMsg{
    margin-top: 50px;
    height: 200px;
    display: none;
}
.update,.delete{
    height: 30px;
}
.useraddress td{
    line-height: 40px;
}
.addressAddMsg div{
    margin-bottom: 20px;
}
.addressUpMsg div{
    margin-bottom: 20px;
}
.order{
    margin-top: 30px;
    border-top: 3px solid brown;
}
.order p{
    text-align: center;
    font-size: 18px;
    color: brown;
}
hr{
    color: #563F2F;
    margin-bottom: 20px;
}
.footer{
    color: #333333;
    margin-bottom: 100px;
}
.container{
    overflow: hidden;
}
.footer p{
    float: left;
}
.footer ul li{
    float: right;
    list-style: none;
}